chalk

UK:  [tʃɔːk]

US:  [tʃɔk]

第三人称单数：chalks  现在分词：chalking  过去式：chalked  

n.

1.白垩;粉笔

2.用粉笔画的记号;〔英国〕(比赛)得分纪录,记入借方的款项

3.〔美俚〕牛奶

4.〔化〕碳酸钙

5.比赛的得分

6.擦镁粉

7.球杆防滑粉

8.白尘粉

9.球场界线

v.

1.用粉笔写[记下]

2.用白垩粉擦;使苍白

3.打…的图样

4.灰化

1 . New research suggests that, besides being too small to be alive, they may also be made of something not much more complex than simple chalk.
新的研究表明，除了他们太小不能存活，他们也许是由一些比简单的粉笔复杂多的物质组成。

2 . His hair is matted, his clothes are tattered and mysteriously he is often covered in white chalk.
他的头发乱缠在一起，衣衫褴褛，而很奇怪的是，他身上还常有白粉笔道。

3 . With a conspiratorial grin on her face, Karen held up a wooden box filled with short pieces of chalk in every color of the rainbow.
卡伦带着一脸阴谋者的坏笑，举起了一个木头盒子，里面装满了五颜六色的小粉笔头。

4 . Since the piece of chalk was a cylinder we decided to measure it and use the formula for the volume of a cylinder.
由于粉笔是一个圆柱体，我们决定测量它，然后利用圆柱体体积公式进行计算。

5 . Some claim that it's a sort of ESP or mysterious "sixth sense" ; others chalk it up to simple biology.
一些人说这是超感官知觉或者是神秘的第六感。